<?xml version="1.0" encoding="UTF-8"?>
<xs:schema targetNamespace="http://www.example.com" elementFormDefault="qualified" xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:test="http://www.example.com" xmlns:xbrli="http://www.xbrl.org/2003/instance">
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xs:element name="Item1notNillableString" id="test_Item1notNillable" type="xbrli:stringItemType" substitutionGroup="xbrli:item" nillable="false" xbrli:periodType="instant"/>
  <xs:element name="TupleNillable" id="test_TupleNillable" substitutionGroup="xbrli:tuple" nillable="true">
    <xs:complexType>
      <xs:sequence>
        <xs:element ref="test:Item1notNillableString"/>
      </xs:sequence>
      <xs:attribute name="id" use="optional" type="xs:ID"/>
    </xs:complexType>
  </xs:element>
</xs:schema>
